John P. Mabry

This article is about the Texas state representative. For the professional baseball player, see John Mabry.

John Porter Mabry, Jr. (born May 7, 1969, in Austin, Texas) is a Texas politician who served as a Democrat in the Texas House of Representatives during the Seventy-eighth Texas Legislature. Mabry was a member of the Killer Ds, the Democratic representatives who prevented the House from achieving a quorum in May 2003, thus blocking regular session consideration of congressional redistricting. He holds a law degree from Baylor University.